Joopin lenses are engineered to block 100% of all harmful blue light up to 400 nanometers including UVA(320-400 nm),UVB(280-320 nm)and UVC(100-280 nm). HD Polarized Lenses Polarizer is manufactured according to the principle of light polarization.

Joopin lenses are engineered to block 100% of all harmful blue light up to 400 nanometers including UVA(320-400 nm),UVB(280-320 nm)and UVC(100-280 nm). HD Polarized Lenses Polarizer is manufactured according to the principle of light polarization.

Joopin lenses are engineered to block 100% of all harmful blue light up to 400 nanometers including UVA(320-400 nm),UVB(280-320 nm)and UVC(100-280 nm). HD Polarized Lenses Polarizer is manufactured according to the principle of light polarization.